Home / 2,789,363.63-3,849,110.56-1,565,432.77

Finding the Fourth Proportional to 2,789,363.63, 3,849,110.56 and 1,565,432.77

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Solution

The fourth proportional to 2,789,363.63, 3,849,110.56 and 1,565,432.77 is: 2,160,178.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789,363.63 : 3,849,110.56 = 1,565,432.77 : x
  2. Step 2: Convert to fraction form
    2,789,363.63/3,849,110.56 = 1,565,432.77/x
  3. Step 3: Cross multiply
    2,789,363.63x = 3,849,110.56 × 1,565,432.77
  4. Step 4: Simplify right side
    2,789,363.63x = 6,025,523,814,152.46
  5. Step 5: Solve for x
    x = 6,025,523,814,152.46/2,789,363.63
  6. Step 6: Final answer
    x = 2,160,178.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.